Macdougal, D T <br/><br/>
LIGHT AND THE RATE OF GROWTH IN PLANTS.  [electronic resource] 

 -  Science (New York, N.Y.)  Mar 1915 
 - 467-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0036-8075 
<br/><br/><label>Standard No.: </label>10.1126/science.41.1056.467  doi